Nearly 30% of the Earth’s terrestrial ice-free surface is devoted to livestock production, while 8% is devoted to production of crops that are directly consumed by people. As livestock production shifts to more intensive systems, it will place more pressure on arable land for the production of feed. Over-grazing has resulted in loss of biodiversity […]
Landings refer to the amount of catch that is brought to land. Chinook salmon landings are most often reported in terms of numbers of individual fish. Numbers of fish caught are sometimes converted to estimates of weight, but this is primarily for the purpose of quantifying the economic value of the commercial catch. Salmon managers […]
By Renee Schoof | McClatchy Newspapers WASHINGTON — Many of America’s coal-fired power plants lack widely available pollution controls for the highly toxic metal mercury, and mercury emissions recently increased at more than half of the country’s 50 largest mercury-emitting power plants, according to a report Wednesday. The nonpartisan Environmental Integrity Project reported that five […]
By ADAM MORTONMarch 19, 2010 MELBOURNE’S temperature has topped 20 degrees for the past 100 days straight, the longest stretch of its type in more than 150 years of measurement. Yesterday’s maximum of 31 degrees continued a run of 20-plus degree days that began on December 9 last year. It has smashed the record of […]
…Looking at real GDP growth over these periods, the 2002–09 era looks very weak, with only 1946–49 having a lower average annual rate of growth (in these years, GDP averaged an annual decline of 2.01 percent). Average annual real GDP growth was 1.72 percent for the 2002–09 period, much lower than the average of 3.97 […]
As you know, Desdemona loves data, of all sorts, and this makes Google Analytics especially fun to use. So here are all the visits to Desdemona Despair for the last year. Here are some statistics to go with that graph. Looks like the trend is generally upward, which pleases Desdemona. Here are the top ten […]
People eat a lot of fish. In fact, per capita fish consumption has nearly doubled in the last 50 years. The problem is that there may not be any more fish if we keep catching and consuming them at this rate. The Food and Agriculture Organization of the United Nations measures how many of each […]
Reporting by Guy Faulconbridge, editing by Michael Stott and Philippa Fletcher (Reuters) – After more than 200 million years, sturgeon are losing a battle for survival to poachers who have hunted the queens of caviar to the verge of extinction, a leading environmental group said on Thursday. Stocks of sturgeon, known in Russia as […]
Temperature anomalies for February 2010 and December 2009 – February 2010 are shown on the dot map, which is a product of a merged land surface and sea surface temperature (SST) anomaly analysis developed by Smith et al. (2008). For the merged land surface and SST analysis, temperature anomalies with respect to the 1971-2000 average […]
The rate of sea level rise increased during the 20th century. During 1993 to 2009 sea level rise has been 1.5 to 3mm per year in the south and east of Australia and 7 to 10mm per year in the north and west. State of the Climate [pdf] Technorati Tags: Australia,global warming,climate change,sea level
